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netsurf/framebuffer/fb_frontend_ablefb.c
Vincent Sanders e37b214e10 fix able frontend 
svn path=/trunk/netsurf/; revision=6791
2009-03-16 20:20:37 +00:00

311 lines
9.3 KiB
C
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/*
* Copyright 2008 Vincent Sanders <vince@simtec.co.uk>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* NetSurf is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include <string.h>
#include <able/fb.h>
#include <able/input.h>
#include "css/css.h"
#include "desktop/options.h"
#include "desktop/gui.h"
#include "desktop/options.h"
#include "utils/messages.h"
/* #include "desktop/textinput.h" cannot include this because it conflicts with the able defines */
#define NSKEY_PAGE_DOWN 135
#define NSKEY_PAGE_UP 134
#define NSKEY_DOWN 31
#define NSKEY_UP 30
#define NSKEY_LEFT 28
#define NSKEY_RIGHT 29
#define NSKEY_ESCAPE 27
#define KEY_LEFTSHIFT 1
#define KEY_RIGHTSHIFT 2
#define KEY_PAGEDOWN 3
#define KEY_PAGEUP 4
#define KEY_DOWN 5
#define KEY_UP 6
#define KEY_LEFT 7
#define KEY_RIGHT 8
#define KEY_ESC 9
#include "framebuffer/fb_gui.h"
#include "framebuffer/fb_tk.h"
#include "framebuffer/fb_plotters.h"
#include "framebuffer/fb_frontend.h"
#include "framebuffer/fb_options.h"
#include "utils/log.h"
int devfd;
int eventfd;
static const char *fbdevname = "(fb0)";
static const char *inputdevname = "(inputevent)";
framebuffer_t *fb_os_init(int argc, char** argv)
{
framebuffer_t *newfb;
struct fb_info_s *fbinfo;
argb_t palent;
int ploop;
int res;
/* open display device */
devfd = open(option_fb_device ? option_fb_device : fbdevname, O_RDWR);
if (devfd < 0) {
LOG(("Error opening output device %s", fbdevname));
return NULL;
}
LOG(("Opened %s fd is %d",fbdevname, devfd));
res = ioctl(devfd, IOCTL_FB_GETINFO, &fbinfo);
if (res < 0) {
LOG(("Output device error"));
close(devfd);
return NULL;
}
LOG(("Framebuffer device name %s bpp %d\n",
fbinfo->name,
fbinfo->screeninfo->bits_per_pixel));
newfb = calloc(1, sizeof(framebuffer_t));
newfb->width = fbinfo->screeninfo->xres;
newfb->height = fbinfo->screeninfo->yres;
newfb->ptr = fbinfo->video_start + fbinfo->video_scroll;
newfb->linelen = fbinfo->line_len;
newfb->bpp = fbinfo->screeninfo->bits_per_pixel;
if (newfb->bpp <= 8) {
for(ploop=0; ploop<256; ploop++) {
palent = fbinfo->cur_palette[ploop];
newfb->palette[ploop] = 0xFF000000 |
palent.b << 16 |
palent.g << 8 |
palent.r ;
}
}
/* set stdin to nonblocking */
fcntl(0, F_SETFL, O_NONBLOCK);
eventfd = open(inputdevname, O_RDONLY | O_NONBLOCK );
return newfb;
}
void fb_os_quit(framebuffer_t *fb)
{
}
static int keymap[] = {
-1, -1, '1', '2', '3', '4', '5', '6', '7', '8', /* 0 - 9 */
'9', '0', '-', '=', 8, 9, 'q', 'w', 'e', 'r', /* 10 - 19 */
't', 'y', 'u', 'i', 'o', 'p', '[', ']', 13, -1, /* 20 - 29 */
'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', /* 30 - 39 */
'\'', '#', -1, '\\', 'z', 'x', 'c', 'v', 'b', 'n', /* 40 - 49 */
'm', ',', '.', '/', -1, -1, -1, ' ', -1, -1, /* 50 - 59 */
};
static int sh_keymap[] = {
-1, -1, '!', '"', 0xa3, '$', '%', '^', '&', '*', /* 0 - 9 */
'(', ')', '_', '+', 8, 9, 'Q', 'W', 'E', 'R', /* 10 - 19 */
'T', 'Y', 'U', 'I', 'O', 'P', '{', '}', 13, -1, /* 20 - 29 */
'A', 'S', 'D', 'F', 'G', 'H', 'J', 'K', 'L', ':', /* 30 - 39 */
'@', '~', -1, '|', 'Z', 'X', 'C', 'V', 'B', 'N', /* 40 - 49 */
'M', '<', '>', '?', -1, -1, -1, ' ', -1, -1, /* 50 - 59 */
};
/* performs character mapping */
static int keycode_to_ucs4(int code, bool shift)
{
int ucs4 = -1;
if (shift) {
if ((code >= 0) && (code < sizeof(sh_keymap)))
ucs4 = sh_keymap[code];
} else {
if ((code >= 0) && (code < sizeof(keymap)))
ucs4 = keymap[code];
}
return ucs4;
}
void fb_os_input(fbtk_widget_t *root, bool active)
{
ssize_t amt;
char key;
struct input_event event;
int ucs4 = -1;
static bool shift = false;
amt = read(0, &key, 1);
if (amt > 0) {
if (key == 'j') {
fbtk_input(root, NSKEY_UP);
}
if (key == 'k') {
fbtk_input(root, NSKEY_DOWN);
}
if (key == 'q') {
netsurf_quit = true;
}
if (key == 'd') {
list_schedule();
}
}
amt = read(eventfd, &event, sizeof(struct input_event));
if (amt == sizeof(struct input_event)) {
if (event.type == EV_KEY) {
if (event.value == 0) {
/* key up */
switch (event.code) {
case KEY_LEFTSHIFT:
case KEY_RIGHTSHIFT:
shift = false;
break;
case BTN_LEFT:
fbtk_click(root, BROWSER_MOUSE_CLICK_1);
break;
}
return;
}
switch (event.code) {
case KEY_PAGEDOWN:
ucs4 = NSKEY_PAGE_DOWN;
break;
case KEY_PAGEUP:
ucs4 = NSKEY_PAGE_UP;
break;
case KEY_DOWN:
ucs4 = NSKEY_DOWN;
break;
case KEY_UP:
ucs4 = NSKEY_UP;
break;
case KEY_LEFT:
ucs4 = NSKEY_LEFT;
break;
case KEY_RIGHT:
ucs4 = NSKEY_RIGHT;
break;
case KEY_ESC:
ucs4 = NSKEY_ESCAPE;
break;
case BTN_LEFT:
fbtk_click(root, BROWSER_MOUSE_PRESS_1);
break;
case KEY_LEFTSHIFT:
case KEY_RIGHTSHIFT:
shift = true;
break;
default:
ucs4 = keycode_to_ucs4(event.code, shift);
}
} else if (event.type == EV_REL) {
switch (event.code) {
case REL_X:
fbtk_move_pointer(root, event.value, 0, true);
break;
case REL_Y:
fbtk_move_pointer(root, 0, event.value, true);
break;
case REL_WHEEL:
if (event.value > 0)
fbtk_input(root, NSKEY_UP);
else
fbtk_input(root, NSKEY_DOWN);
break;
}
} else if (event.type == EV_ABS) {
switch (event.code) {
case ABS_X:
fbtk_move_pointer(root, event.value, -1, false);
break;
case ABS_Y:
fbtk_move_pointer(root, -1, event.value, false);
break;
}
}
if (ucs4 != -1) {
fbtk_input(root, ucs4);
ucs4 = -1;
}
}
}
void
fb_os_option_override(void)
{
/* override some options */
option_max_cached_fetch_handles = 1;
option_max_fetchers = option_max_fetchers_per_host = 1;
}
/* called by generic code to inform os code of screen update */
void
fb_os_redraw(struct bbox_s *box)
{
}
char *realpath(const char *path, char *resolved_path)
{
strcpy(resolved_path, path);
}
/*
* Local Variables:
* c-basic-offset:8
* End:
*/
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